After being swapped at birth, Nagi Umino is currently a second-year student at a prestigious high school. One day, he runs into Erika Amano, a spoiled rich high school girl who says she's on the way to meet the fiancé her parents arranged for her, and ends up pretending to be her boyfriend. But the two of them soon learn that they'd been swapped with each other as babies, and their parents decided to engage them to each other... Spoiled rich girl Erika Amano and son of restaurant owners Nagi Umino were swapped with each other at birth, and their parents have decided that the two of them should get married. On top of that, they've forced the couple to start living together! How will they cope with these cruel twists of fate?!

After being swapped at birth, Nagi Umino is currently a second-year student at a prestigious high school. One day, he runs into Erika Amano, a spoiled rich high school girl who says she's on the way to meet the fiancé her parents arranged for her, and ends up pretending to be her boyfriend. But the two of them soon learn that they'd been swapped with each other as babies, and their parents decided to engage them to each other... Nagi and Erika have a new addition to their household: their younger sister Sachi! Nagi and Sachi have a big fight when he tries to send her back to their parents, but Sachi is actually just unable to say how she wants to spend more time with her big brother. Throw in an amusement park date with Nagi's beloved Hiro and some rapid bonding with Erika and this four-way love knot quickly grows more and more complicated!

16-year-old super-studier Nagi Umino, second-year student at the Meguro River Academy high school, was switched at birth. On his way to a dinner to meet his birth parents, he accidentally meets the brash, outspoken, Erika Amano, who is determined to make Nagi her fake boyfriend as she never wants to actually marry. But once Nagi makes it to dinner, he finds his parents have decided to resolve the hospital switch by conveniently having him marry the daughter his birth parents raised...who turns out to be none other than Erika herself! Nagi is feeling anguished after learning about Erika's older brother, so he goes to Erika's hotel mogul father to find out the truth. But his plan ends up backfiring as the situation grows even more complicated...though it's nothing a bike date with Hiro and a beach trip with all three girls can't fix! Time for Nagi's ultimate summer to begin!

After failing the final exam for his dream job at the royal court, promising young sorcerer Allen wants nothing more than to retreat to a simple life in the countryside. Unfortunately for him, he can’t even afford the train fare! His only solution is to get a job, but his one lead is anything but modest—Duke Howard, one of the kingdom’s most powerful nobles, needs a private tutor for his daughter Tina. Despite her academic brilliance, Tina is incapable of casting even a single spell. To make matters worse, entrance exams for the prestigious Royal Academy are fast approaching, and magical aptitude is mandatory! Can Allen use his unique brand of spellcasting to help Tina overcome her magical impairment, a mystery that not even the kingdom’s finest sorcerers have been able to solve? And does her father, the duke, even want him to?

“Full of rich language that is reminiscent of an old fairy tale. . . . [a] spine-chilling, creative work [and] a well-wrought fantasy.” —School Library Journal (starred review) Following a mysterious incident that leaves her feverish and sopping wet, Triss awakens to a world that’s eerily off-kilter. Her memories are muddled, her sister despises her, and when she brushes her hair, out come crumbled fragments of leaves. Is she going mad? Or has she endured a nightmarish chain of events? Is this related to the illnesses she’s had since her brother died in the Great War? And why is she so hungry? In her search for the truth, Triss ventures from the shelter of her parents’ protective wings into the city’s underbelly. There she encounters strange creatures whose grand schemes could forever alter the fates of her family, in an unnerving tale of one girl’s struggle to confront her darkest fears. “Few authors can evoke a twinned sense of terror and wonder better . . . Vivid, frightening, and inventive, with narrative twists and turns. . . . A piercing, chilling page-turner.” —Booklist (starred review) “Nuanced and intense.” —Kirkus Reviews (starred review) “Quiet but elegant prose moves the story seamlessly from an effectively creepy horror tale to a powerful, emotionally resonant story of regret and forgiveness.” —Bulletin of the Center for Children’s Books (starred review) “Gorgeously written and disconcerting . . . Hardinge delves deeply into the darker side of family life.” —Publishers Weekly (starred review) “Cuckoo Song transcends its teen-reader designation. The psychological and historical nuances . . . will mesmerize older readers as well.” —BookPage

16-year-old super-studier Nagi Umino, second-year student at the Meguro River Academy high school, was switched at birth. On his way to a dinner to meet his birth parents, he accidentally meets the brash, outspoken, Erika Amano, who is determined to make Nagi her fake boyfriend as she never wants to actually marry. But once Nagi makes it to dinner, he finds his parents have decided to resolve the hospital switch by conveniently having him marry the daughter his birth parents raised…who turns out to be none other than Erika herself! Nagi’s crush Hiro has found out about his engagement to Erika! Hiro can’t hide her surprise, but after she tells Erika about her own engagement, they form the “engagement alliance.” Meanwhile, Sachi is starting to feel suspicious of Hiro… And when the gang heads off to a study camp, their love square heads past the point of no return!

Ikuma Saeki finally married his childhood friend and the girl of his dreams, Sumika. But while years of pining came easily to him, physical closeness does not...and he's having trouble navigating the intimacy that comes with marriage. Sumika, too, is having trouble bridging the gap between friend and lover...what is this innocent couple to do but navigate it together, awkwardness and all!